Happiness boosts fitness after weight loss surgery, study finds
NCT ID NCT04868032
First seen Jun 27, 2026 ยท Last updated Jun 27, 2026
Summary
This study tested a 10-week program that combined positive psychology and motivational interviewing to help people become more physically active after bariatric surgery. 58 adults who had surgery 6-12 months earlier and wanted to move more took part. The program aimed to see if it was practical and helpful, measuring how many sessions people completed and their activity levels with a fitness tracker.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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58 people
The number who actually took part.
- Started
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Jul 2022
- Finished
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Jun 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adult (age 18+) * History of bariatric surgery (gastric bypass or sleeve gastrectomy) at one of two academic medical centers within the past 6-12 months * Interest in increasing physical activity * Low physical activity, defined as \<200 minutes/week self-reported moderate- to-vigorous physical activity * Access to telephone for study sessions * Able to read and speak English Exclusion Criteria: * Cognitive deficits precluding participation or informed consent * Illness likely to lead to death in the next 6 months * Inability to be physically active (e.g., severe arthritis) * Participation in another program targeting physical activity besides their standard offerings at the surgery center. * Severe psychiatric condition limiting ability to participate (e.g., psychosis, active substance use disorder)
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Massachusetts General Hospital
Boston, Massachusetts, 02114, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a blood protein predict metabolic changes after gastric bypass?
- Will shedding pounds heal the pancreas? MRI scans seek answers